Cimolestes is a mammal that lived during the Creteceous. It was only eight inches long-about the size of a rat-which is typical of Mesozoic Mammals. Cimolestes is a mammal that lived in Africa and North America Woodlands, Cimolestes means bug theft. Which is the prefered food for Cimolestes. Cimolestes would likely live in small holes high in Trees so they can hide from large dinosaurs. The notable members of Cimolestes are Cindy and Thelma.